1 /* Test SSIZE_MAX value and type.
2 Copyright (C) 2018-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <limits.h>
20 #include <sys/types.h>
21
22 /* Test SSIZE_MAX has type ssize_t. */
23 ssize_t x;
24 extern __typeof (SSIZE_MAX) x;
25
26 /* Test the value of SSIZE_MAX. */
27 _Static_assert (SSIZE_MAX == (sizeof (ssize_t) == sizeof (int)
28 ? INT_MAX
29 : LONG_MAX),
30 "value of SSIZE_MAX");
31
32 static int
do_test(void)33 do_test (void)
34 {
35 /* This is a compilation test. */
36 return 0;
37 }
38
39 #include <support/test-driver.c>
40